Diagram 1 shows an eye - Edexcel - GCSE Physics - Question 3 - 2014 - Paper 1
Question 3
Diagram 1 shows an eye.
(a) (i) Use words from the labels on Diagram 1 to complete the sentence.
The parts of the eye which focus light are the
cornea
and the
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Worked Solution & Example Answer:Diagram 1 shows an eye - Edexcel - GCSE Physics - Question 3 - 2014 - Paper 1
Step 1
Use words from the labels on diagram 1 to complete the sentence.
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Answer
The parts of the eye which focus light are the cornea and the lens.
Step 2
Explain which lens has the greater power.
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Answer
Lens B has the greater power because it has a smaller radius of curvature and is thicker, making it more curved. This lens bends and refracts light more effectively and has a shorter focal length.
